Home / 301,215,801.20-449,795,309.90-245,993,185.13

Finding the Fourth Proportional to 301,215,801.20, 449,795,309.90 and 245,993,185.13

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Solution

The fourth proportional to 301,215,801.20, 449,795,309.90 and 245,993,185.13 is: 367,333,255.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,215,801.20 : 449,795,309.90 = 245,993,185.13 : x
  2. Step 2: Convert to fraction form
    301,215,801.20/449,795,309.90 = 245,993,185.13/x
  3. Step 3: Cross multiply
    301,215,801.20x = 449,795,309.90 × 245,993,185.13
  4. Step 4: Simplify right side
    301,215,801.20x = 110,646,580,935,357,472
  5. Step 5: Solve for x
    x = 110,646,580,935,357,472/301,215,801.20
  6. Step 6: Final answer
    x = 367,333,255.75

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.